diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/auxiliary/util/u_gen_mipmap.c | 1162 |
1 files changed, 2 insertions, 1160 deletions
diff --git a/src/gallium/auxiliary/util/u_gen_mipmap.c b/src/gallium/auxiliary/util/u_gen_mipmap.c index 0d40026beae..a2f42189fcd 100644 --- a/src/gallium/auxiliary/util/u_gen_mipmap.c +++ b/src/gallium/auxiliary/util/u_gen_mipmap.c @@ -78,1165 +78,6 @@ struct gen_mipmap_state }; - -enum dtype -{ - DTYPE_UBYTE, - DTYPE_UBYTE_3_3_2, - DTYPE_USHORT, - DTYPE_USHORT_4_4_4_4, - DTYPE_USHORT_5_6_5, - DTYPE_USHORT_1_5_5_5_REV, - DTYPE_UINT, - DTYPE_FLOAT, - DTYPE_HALF_FLOAT -}; - - -typedef uint16_t half_float; - - -/** - * \name Support macros for do_row and do_row_3d - * - * The macro madness is here for two reasons. First, it compacts the code - * slightly. Second, it makes it much easier to adjust the specifics of the - * filter to tune the rounding characteristics. - */ -/*@{*/ -#define DECLARE_ROW_POINTERS(t, e) \ - const t(*rowA)[e] = (const t(*)[e]) srcRowA; \ - const t(*rowB)[e] = (const t(*)[e]) srcRowB; \ - const t(*rowC)[e] = (const t(*)[e]) srcRowC; \ - const t(*rowD)[e] = (const t(*)[e]) srcRowD; \ - t(*dst)[e] = (t(*)[e]) dstRow - -#define DECLARE_ROW_POINTERS0(t) \ - const t *rowA = (const t *) srcRowA; \ - const t *rowB = (const t *) srcRowB; \ - const t *rowC = (const t *) srcRowC; \ - const t *rowD = (const t *) srcRowD; \ - t *dst = (t *) dstRow - -#define FILTER_SUM_3D(Aj, Ak, Bj, Bk, Cj, Ck, Dj, Dk) \ - ((unsigned) Aj + (unsigned) Ak \ - + (unsigned) Bj + (unsigned) Bk \ - + (unsigned) Cj + (unsigned) Ck \ - + (unsigned) Dj + (unsigned) Dk \ - + 4) >> 3 - -#define FILTER_3D(e) \ - do { \ - dst[i][e] = FILTER_SUM_3D(rowA[j][e], rowA[k][e], \ - rowB[j][e], rowB[k][e], \ - rowC[j][e], rowC[k][e], \ - rowD[j][e], rowD[k][e]); \ - } while(0) - -#define FILTER_F_3D(e) \ - do { \ - dst[i][e] = (rowA[j][e] + rowA[k][e] \ - + rowB[j][e] + rowB[k][e] \ - + rowC[j][e] + rowC[k][e] \ - + rowD[j][e] + rowD[k][e]) * 0.125F; \ - } while(0) - -#define FILTER_HF_3D(e) \ - do { \ - const float aj = util_half_to_float(rowA[j][e]); \ - const float ak = util_half_to_float(rowA[k][e]); \ - const float bj = util_half_to_float(rowB[j][e]); \ - const float bk = util_half_to_float(rowB[k][e]); \ - const float cj = util_half_to_float(rowC[j][e]); \ - const float ck = util_half_to_float(rowC[k][e]); \ - const float dj = util_half_to_float(rowD[j][e]); \ - const float dk = util_half_to_float(rowD[k][e]); \ - dst[i][e] = util_float_to_half((aj + ak + bj + bk + cj + ck + dj + dk) \ - * 0.125F); \ - } while(0) -/*@}*/ - - -/** - * Average together two rows of a source image to produce a single new - * row in the dest image. It's legal for the two source rows to point - * to the same data. The source width must be equal to either the - * dest width or two times the dest width. - * \param datatype GL_UNSIGNED_BYTE, GL_UNSIGNED_SHORT, GL_FLOAT, etc. - * \param comps number of components per pixel (1..4) - */ -static void -do_row(enum dtype datatype, uint comps, int srcWidth, - const void *srcRowA, const void *srcRowB, - int dstWidth, void *dstRow) -{ - const uint k0 = (srcWidth == dstWidth) ? 0 : 1; - const uint colStride = (srcWidth == dstWidth) ? 1 : 2; - - assert(comps >= 1); - assert(comps <= 4); - - /* This assertion is no longer valid with non-power-of-2 textures - assert(srcWidth == dstWidth || srcWidth == 2 * dstWidth); - */ - - if (datatype == DTYPE_UBYTE && comps == 4) { - uint i, j, k; - const ubyte(*rowA)[4] = (const ubyte(*)[4]) srcRowA; - const ubyte(*rowB)[4] = (const ubyte(*)[4]) srcRowB; - ubyte(*dst)[4] = (ubyte(*)[4]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4; - dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4; - dst[i][3] = (rowA[j][3] + rowA[k][3] + rowB[j][3] + rowB[k][3]) / 4; - } - } - else if (datatype == DTYPE_UBYTE && comps == 3) { - uint i, j, k; - const ubyte(*rowA)[3] = (const ubyte(*)[3]) srcRowA; - const ubyte(*rowB)[3] = (const ubyte(*)[3]) srcRowB; - ubyte(*dst)[3] = (ubyte(*)[3]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4; - dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4; - } - } - else if (datatype == DTYPE_UBYTE && comps == 2) { - uint i, j, k; - const ubyte(*rowA)[2] = (const ubyte(*)[2]) srcRowA; - const ubyte(*rowB)[2] = (const ubyte(*)[2]) srcRowB; - ubyte(*dst)[2] = (ubyte(*)[2]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) >> 2; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) >> 2; - } - } - else if (datatype == DTYPE_UBYTE && comps == 1) { - uint i, j, k; - const ubyte *rowA = (const ubyte *) srcRowA; - const ubyte *rowB = (const ubyte *) srcRowB; - ubyte *dst = (ubyte *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) >> 2; - } - } - - else if (datatype == DTYPE_USHORT && comps == 4) { - uint i, j, k; - const ushort(*rowA)[4] = (const ushort(*)[4]) srcRowA; - const ushort(*rowB)[4] = (const ushort(*)[4]) srcRowB; - ushort(*dst)[4] = (ushort(*)[4]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4; - dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4; - dst[i][3] = (rowA[j][3] + rowA[k][3] + rowB[j][3] + rowB[k][3]) / 4; - } - } - else if (datatype == DTYPE_USHORT && comps == 3) { - uint i, j, k; - const ushort(*rowA)[3] = (const ushort(*)[3]) srcRowA; - const ushort(*rowB)[3] = (const ushort(*)[3]) srcRowB; - ushort(*dst)[3] = (ushort(*)[3]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4; - dst[i][2] = (rowA[j][2] + rowA[k][2] + rowB[j][2] + rowB[k][2]) / 4; - } - } - else if (datatype == DTYPE_USHORT && comps == 2) { - uint i, j, k; - const ushort(*rowA)[2] = (const ushort(*)[2]) srcRowA; - const ushort(*rowB)[2] = (const ushort(*)[2]) srcRowB; - ushort(*dst)[2] = (ushort(*)[2]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + rowB[j][0] + rowB[k][0]) / 4; - dst[i][1] = (rowA[j][1] + rowA[k][1] + rowB[j][1] + rowB[k][1]) / 4; - } - } - else if (datatype == DTYPE_USHORT && comps == 1) { - uint i, j, k; - const ushort *rowA = (const ushort *) srcRowA; - const ushort *rowB = (const ushort *) srcRowB; - ushort *dst = (ushort *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) / 4; - } - } - - else if (datatype == DTYPE_FLOAT && comps == 4) { - uint i, j, k; - const float(*rowA)[4] = (const float(*)[4]) srcRowA; - const float(*rowB)[4] = (const float(*)[4]) srcRowB; - float(*dst)[4] = (float(*)[4]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + - rowB[j][0] + rowB[k][0]) * 0.25F; - dst[i][1] = (rowA[j][1] + rowA[k][1] + - rowB[j][1] + rowB[k][1]) * 0.25F; - dst[i][2] = (rowA[j][2] + rowA[k][2] + - rowB[j][2] + rowB[k][2]) * 0.25F; - dst[i][3] = (rowA[j][3] + rowA[k][3] + - rowB[j][3] + rowB[k][3]) * 0.25F; - } - } - else if (datatype == DTYPE_FLOAT && comps == 3) { - uint i, j, k; - const float(*rowA)[3] = (const float(*)[3]) srcRowA; - const float(*rowB)[3] = (const float(*)[3]) srcRowB; - float(*dst)[3] = (float(*)[3]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + - rowB[j][0] + rowB[k][0]) * 0.25F; - dst[i][1] = (rowA[j][1] + rowA[k][1] + - rowB[j][1] + rowB[k][1]) * 0.25F; - dst[i][2] = (rowA[j][2] + rowA[k][2] + - rowB[j][2] + rowB[k][2]) * 0.25F; - } - } - else if (datatype == DTYPE_FLOAT && comps == 2) { - uint i, j, k; - const float(*rowA)[2] = (const float(*)[2]) srcRowA; - const float(*rowB)[2] = (const float(*)[2]) srcRowB; - float(*dst)[2] = (float(*)[2]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i][0] = (rowA[j][0] + rowA[k][0] + - rowB[j][0] + rowB[k][0]) * 0.25F; - dst[i][1] = (rowA[j][1] + rowA[k][1] + - rowB[j][1] + rowB[k][1]) * 0.25F; - } - } - else if (datatype == DTYPE_FLOAT && comps == 1) { - uint i, j, k; - const float *rowA = (const float *) srcRowA; - const float *rowB = (const float *) srcRowB; - float *dst = (float *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i] = (rowA[j] + rowA[k] + rowB[j] + rowB[k]) * 0.25F; - } - } - - else if (datatype == DTYPE_HALF_FLOAT && comps == 4) { - uint i, j, k, comp; - const half_float(*rowA)[4] = (const half_float(*)[4]) srcRowA; - const half_float(*rowB)[4] = (const half_float(*)[4]) srcRowB; - half_float(*dst)[4] = (half_float(*)[4]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - for (comp = 0; comp < 4; comp++) { - float aj, ak, bj, bk; - aj = util_half_to_float(rowA[j][comp]); - ak = util_half_to_float(rowA[k][comp]); - bj = util_half_to_float(rowB[j][comp]); - bk = util_half_to_float(rowB[k][comp]); - dst[i][comp] = util_float_to_half((aj + ak + bj + bk) * 0.25F); - } - } - } - else if (datatype == DTYPE_HALF_FLOAT && comps == 3) { - uint i, j, k, comp; - const half_float(*rowA)[3] = (const half_float(*)[3]) srcRowA; - const half_float(*rowB)[3] = (const half_float(*)[3]) srcRowB; - half_float(*dst)[3] = (half_float(*)[3]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - for (comp = 0; comp < 3; comp++) { - float aj, ak, bj, bk; - aj = util_half_to_float(rowA[j][comp]); - ak = util_half_to_float(rowA[k][comp]); - bj = util_half_to_float(rowB[j][comp]); - bk = util_half_to_float(rowB[k][comp]); - dst[i][comp] = util_float_to_half((aj + ak + bj + bk) * 0.25F); - } - } - } - else if (datatype == DTYPE_HALF_FLOAT && comps == 2) { - uint i, j, k, comp; - const half_float(*rowA)[2] = (const half_float(*)[2]) srcRowA; - const half_float(*rowB)[2] = (const half_float(*)[2]) srcRowB; - half_float(*dst)[2] = (half_float(*)[2]) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - for (comp = 0; comp < 2; comp++) { - float aj, ak, bj, bk; - aj = util_half_to_float(rowA[j][comp]); - ak = util_half_to_float(rowA[k][comp]); - bj = util_half_to_float(rowB[j][comp]); - bk = util_half_to_float(rowB[k][comp]); - dst[i][comp] = util_float_to_half((aj + ak + bj + bk) * 0.25F); - } - } - } - else if (datatype == DTYPE_HALF_FLOAT && comps == 1) { - uint i, j, k; - const half_float *rowA = (const half_float *) srcRowA; - const half_float *rowB = (const half_float *) srcRowB; - half_float *dst = (half_float *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - float aj, ak, bj, bk; - aj = util_half_to_float(rowA[j]); - ak = util_half_to_float(rowA[k]); - bj = util_half_to_float(rowB[j]); - bk = util_half_to_float(rowB[k]); - dst[i] = util_float_to_half((aj + ak + bj + bk) * 0.25F); - } - } - - else if (datatype == DTYPE_UINT && comps == 1) { - uint i, j, k; - const uint *rowA = (const uint *) srcRowA; - const uint *rowB = (const uint *) srcRowB; - uint *dst = (uint *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - dst[i] = rowA[j] / 4 + rowA[k] / 4 + rowB[j] / 4 + rowB[k] / 4; - } - } - - else if (datatype == DTYPE_USHORT_5_6_5 && comps == 3) { - uint i, j, k; - const ushort *rowA = (const ushort *) srcRowA; - const ushort *rowB = (const ushort *) srcRowB; - ushort *dst = (ushort *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x1f; - const int rowAr1 = rowA[k] & 0x1f; - const int rowBr0 = rowB[j] & 0x1f; - const int rowBr1 = rowB[k] & 0x1f; - const int rowAg0 = (rowA[j] >> 5) & 0x3f; - const int rowAg1 = (rowA[k] >> 5) & 0x3f; - const int rowBg0 = (rowB[j] >> 5) & 0x3f; - const int rowBg1 = (rowB[k] >> 5) & 0x3f; - const int rowAb0 = (rowA[j] >> 11) & 0x1f; - const int rowAb1 = (rowA[k] >> 11) & 0x1f; - const int rowBb0 = (rowB[j] >> 11) & 0x1f; - const int rowBb1 = (rowB[k] >> 11) & 0x1f; - const int red = (rowAr0 + rowAr1 + rowBr0 + rowBr1) >> 2; - const int green = (rowAg0 + rowAg1 + rowBg0 + rowBg1) >> 2; - const int blue = (rowAb0 + rowAb1 + rowBb0 + rowBb1) >> 2; - dst[i] = (blue << 11) | (green << 5) | red; - } - } - else if (datatype == DTYPE_USHORT_4_4_4_4 && comps == 4) { - uint i, j, k; - const ushort *rowA = (const ushort *) srcRowA; - const ushort *rowB = (const ushort *) srcRowB; - ushort *dst = (ushort *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0xf; - const int rowAr1 = rowA[k] & 0xf; - const int rowBr0 = rowB[j] & 0xf; - const int rowBr1 = rowB[k] & 0xf; - const int rowAg0 = (rowA[j] >> 4) & 0xf; - const int rowAg1 = (rowA[k] >> 4) & 0xf; - const int rowBg0 = (rowB[j] >> 4) & 0xf; - const int rowBg1 = (rowB[k] >> 4) & 0xf; - const int rowAb0 = (rowA[j] >> 8) & 0xf; - const int rowAb1 = (rowA[k] >> 8) & 0xf; - const int rowBb0 = (rowB[j] >> 8) & 0xf; - const int rowBb1 = (rowB[k] >> 8) & 0xf; - const int rowAa0 = (rowA[j] >> 12) & 0xf; - const int rowAa1 = (rowA[k] >> 12) & 0xf; - const int rowBa0 = (rowB[j] >> 12) & 0xf; - const int rowBa1 = (rowB[k] >> 12) & 0xf; - const int red = (rowAr0 + rowAr1 + rowBr0 + rowBr1) >> 2; - const int green = (rowAg0 + rowAg1 + rowBg0 + rowBg1) >> 2; - const int blue = (rowAb0 + rowAb1 + rowBb0 + rowBb1) >> 2; - const int alpha = (rowAa0 + rowAa1 + rowBa0 + rowBa1) >> 2; - dst[i] = (alpha << 12) | (blue << 8) | (green << 4) | red; - } - } - else if (datatype == DTYPE_USHORT_1_5_5_5_REV && comps == 4) { - uint i, j, k; - const ushort *rowA = (const ushort *) srcRowA; - const ushort *rowB = (const ushort *) srcRowB; - ushort *dst = (ushort *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x1f; - const int rowAr1 = rowA[k] & 0x1f; - const int rowBr0 = rowB[j] & 0x1f; - const int rowBr1 = rowB[k] & 0x1f; - const int rowAg0 = (rowA[j] >> 5) & 0x1f; - const int rowAg1 = (rowA[k] >> 5) & 0x1f; - const int rowBg0 = (rowB[j] >> 5) & 0x1f; - const int rowBg1 = (rowB[k] >> 5) & 0x1f; - const int rowAb0 = (rowA[j] >> 10) & 0x1f; - const int rowAb1 = (rowA[k] >> 10) & 0x1f; - const int rowBb0 = (rowB[j] >> 10) & 0x1f; - const int rowBb1 = (rowB[k] >> 10) & 0x1f; - const int rowAa0 = (rowA[j] >> 15) & 0x1; - const int rowAa1 = (rowA[k] >> 15) & 0x1; - const int rowBa0 = (rowB[j] >> 15) & 0x1; - const int rowBa1 = (rowB[k] >> 15) & 0x1; - const int red = (rowAr0 + rowAr1 + rowBr0 + rowBr1) >> 2; - const int green = (rowAg0 + rowAg1 + rowBg0 + rowBg1) >> 2; - const int blue = (rowAb0 + rowAb1 + rowBb0 + rowBb1) >> 2; - const int alpha = (rowAa0 + rowAa1 + rowBa0 + rowBa1) >> 2; - dst[i] = (alpha << 15) | (blue << 10) | (green << 5) | red; - } - } - else if (datatype == DTYPE_UBYTE_3_3_2 && comps == 3) { - uint i, j, k; - const ubyte *rowA = (const ubyte *) srcRowA; - const ubyte *rowB = (const ubyte *) srcRowB; - ubyte *dst = (ubyte *) dstRow; - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x3; - const int rowAr1 = rowA[k] & 0x3; - const int rowBr0 = rowB[j] & 0x3; - const int rowBr1 = rowB[k] & 0x3; - const int rowAg0 = (rowA[j] >> 2) & 0x7; - const int rowAg1 = (rowA[k] >> 2) & 0x7; - const int rowBg0 = (rowB[j] >> 2) & 0x7; - const int rowBg1 = (rowB[k] >> 2) & 0x7; - const int rowAb0 = (rowA[j] >> 5) & 0x7; - const int rowAb1 = (rowA[k] >> 5) & 0x7; - const int rowBb0 = (rowB[j] >> 5) & 0x7; - const int rowBb1 = (rowB[k] >> 5) & 0x7; - const int red = (rowAr0 + rowAr1 + rowBr0 + rowBr1) >> 2; - const int green = (rowAg0 + rowAg1 + rowBg0 + rowBg1) >> 2; - const int blue = (rowAb0 + rowAb1 + rowBb0 + rowBb1) >> 2; - dst[i] = (blue << 5) | (green << 2) | red; - } - } - else { - debug_printf("bad format in do_row()"); - } -} - - -/** - * Average together four rows of a source image to produce a single new - * row in the dest image. It's legal for the two source rows to point - * to the same data. The source width must be equal to either the - * dest width or two times the dest width. - * - * \param datatype GL pixel type \c GL_UNSIGNED_BYTE, \c GL_UNSIGNED_SHORT, - * \c GL_FLOAT, etc. - * \param comps number of components per pixel (1..4) - * \param srcWidth Width of a row in the source data - * \param srcRowA Pointer to one of the rows of source data - * \param srcRowB Pointer to one of the rows of source data - * \param srcRowC Pointer to one of the rows of source data - * \param srcRowD Pointer to one of the rows of source data - * \param dstWidth Width of a row in the destination data - * \param srcRowA Pointer to the row of destination data - */ -static void -do_row_3D(enum dtype datatype, uint comps, int srcWidth, - const void *srcRowA, const void *srcRowB, - const void *srcRowC, const void *srcRowD, - int dstWidth, void *dstRow) -{ - const uint k0 = (srcWidth == dstWidth) ? 0 : 1; - const uint colStride = (srcWidth == dstWidth) ? 1 : 2; - uint i, j, k; - - assert(comps >= 1); - assert(comps <= 4); - - if ((datatype == DTYPE_UBYTE) && (comps == 4)) { - DECLARE_ROW_POINTERS(ubyte, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - FILTER_3D(2); - FILTER_3D(3); - } - } - else if ((datatype == DTYPE_UBYTE) && (comps == 3)) { - DECLARE_ROW_POINTERS(ubyte, 3); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - FILTER_3D(2); - } - } - else if ((datatype == DTYPE_UBYTE) && (comps == 2)) { - DECLARE_ROW_POINTERS(ubyte, 2); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - } - } - else if ((datatype == DTYPE_UBYTE) && (comps == 1)) { - DECLARE_ROW_POINTERS(ubyte, 1); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - } - } - else if ((datatype == DTYPE_USHORT) && (comps == 4)) { - DECLARE_ROW_POINTERS(ushort, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - FILTER_3D(2); - FILTER_3D(3); - } - } - else if ((datatype == DTYPE_USHORT) && (comps == 3)) { - DECLARE_ROW_POINTERS(ushort, 3); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - FILTER_3D(2); - } - } - else if ((datatype == DTYPE_USHORT) && (comps == 2)) { - DECLARE_ROW_POINTERS(ushort, 2); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - FILTER_3D(1); - } - } - else if ((datatype == DTYPE_USHORT) && (comps == 1)) { - DECLARE_ROW_POINTERS(ushort, 1); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_3D(0); - } - } - else if ((datatype == DTYPE_FLOAT) && (comps == 4)) { - DECLARE_ROW_POINTERS(float, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_F_3D(0); - FILTER_F_3D(1); - FILTER_F_3D(2); - FILTER_F_3D(3); - } - } - else if ((datatype == DTYPE_FLOAT) && (comps == 3)) { - DECLARE_ROW_POINTERS(float, 3); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_F_3D(0); - FILTER_F_3D(1); - FILTER_F_3D(2); - } - } - else if ((datatype == DTYPE_FLOAT) && (comps == 2)) { - DECLARE_ROW_POINTERS(float, 2); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_F_3D(0); - FILTER_F_3D(1); - } - } - else if ((datatype == DTYPE_FLOAT) && (comps == 1)) { - DECLARE_ROW_POINTERS(float, 1); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_F_3D(0); - } - } - else if ((datatype == DTYPE_HALF_FLOAT) && (comps == 4)) { - DECLARE_ROW_POINTERS(half_float, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_HF_3D(0); - FILTER_HF_3D(1); - FILTER_HF_3D(2); - FILTER_HF_3D(3); - } - } - else if ((datatype == DTYPE_HALF_FLOAT) && (comps == 3)) { - DECLARE_ROW_POINTERS(half_float, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_HF_3D(0); - FILTER_HF_3D(1); - FILTER_HF_3D(2); - } - } - else if ((datatype == DTYPE_HALF_FLOAT) && (comps == 2)) { - DECLARE_ROW_POINTERS(half_float, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_HF_3D(0); - FILTER_HF_3D(1); - } - } - else if ((datatype == DTYPE_HALF_FLOAT) && (comps == 1)) { - DECLARE_ROW_POINTERS(half_float, 4); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - FILTER_HF_3D(0); - } - } - else if ((datatype == DTYPE_UINT) && (comps == 1)) { - const uint *rowA = (const uint *) srcRowA; - const uint *rowB = (const uint *) srcRowB; - const uint *rowC = (const uint *) srcRowC; - const uint *rowD = (const uint *) srcRowD; - float *dst = (float *) dstRow; - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const uint64_t tmp = (((uint64_t) rowA[j] + (uint64_t) rowA[k]) - + ((uint64_t) rowB[j] + (uint64_t) rowB[k]) - + ((uint64_t) rowC[j] + (uint64_t) rowC[k]) - + ((uint64_t) rowD[j] + (uint64_t) rowD[k])); - dst[i] = (float)((double) tmp * 0.125); - } - } - else if ((datatype == DTYPE_USHORT_5_6_5) && (comps == 3)) { - DECLARE_ROW_POINTERS0(ushort); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x1f; - const int rowAr1 = rowA[k] & 0x1f; - const int rowBr0 = rowB[j] & 0x1f; - const int rowBr1 = rowB[k] & 0x1f; - const int rowCr0 = rowC[j] & 0x1f; - const int rowCr1 = rowC[k] & 0x1f; - const int rowDr0 = rowD[j] & 0x1f; - const int rowDr1 = rowD[k] & 0x1f; - const int rowAg0 = (rowA[j] >> 5) & 0x3f; - const int rowAg1 = (rowA[k] >> 5) & 0x3f; - const int rowBg0 = (rowB[j] >> 5) & 0x3f; - const int rowBg1 = (rowB[k] >> 5) & 0x3f; - const int rowCg0 = (rowC[j] >> 5) & 0x3f; - const int rowCg1 = (rowC[k] >> 5) & 0x3f; - const int rowDg0 = (rowD[j] >> 5) & 0x3f; - const int rowDg1 = (rowD[k] >> 5) & 0x3f; - const int rowAb0 = (rowA[j] >> 11) & 0x1f; - const int rowAb1 = (rowA[k] >> 11) & 0x1f; - const int rowBb0 = (rowB[j] >> 11) & 0x1f; - const int rowBb1 = (rowB[k] >> 11) & 0x1f; - const int rowCb0 = (rowC[j] >> 11) & 0x1f; - const int rowCb1 = (rowC[k] >> 11) & 0x1f; - const int rowDb0 = (rowD[j] >> 11) & 0x1f; - const int rowDb1 = (rowD[k] >> 11) & 0x1f; - const int r = FILTER_SUM_3D(rowAr0, rowAr1, rowBr0, rowBr1, - rowCr0, rowCr1, rowDr0, rowDr1); - const int g = FILTER_SUM_3D(rowAg0, rowAg1, rowBg0, rowBg1, - rowCg0, rowCg1, rowDg0, rowDg1); - const int b = FILTER_SUM_3D(rowAb0, rowAb1, rowBb0, rowBb1, - rowCb0, rowCb1, rowDb0, rowDb1); - dst[i] = (b << 11) | (g << 5) | r; - } - } - else if ((datatype == DTYPE_USHORT_4_4_4_4) && (comps == 4)) { - DECLARE_ROW_POINTERS0(ushort); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0xf; - const int rowAr1 = rowA[k] & 0xf; - const int rowBr0 = rowB[j] & 0xf; - const int rowBr1 = rowB[k] & 0xf; - const int rowCr0 = rowC[j] & 0xf; - const int rowCr1 = rowC[k] & 0xf; - const int rowDr0 = rowD[j] & 0xf; - const int rowDr1 = rowD[k] & 0xf; - const int rowAg0 = (rowA[j] >> 4) & 0xf; - const int rowAg1 = (rowA[k] >> 4) & 0xf; - const int rowBg0 = (rowB[j] >> 4) & 0xf; - const int rowBg1 = (rowB[k] >> 4) & 0xf; - const int rowCg0 = (rowC[j] >> 4) & 0xf; - const int rowCg1 = (rowC[k] >> 4) & 0xf; - const int rowDg0 = (rowD[j] >> 4) & 0xf; - const int rowDg1 = (rowD[k] >> 4) & 0xf; - const int rowAb0 = (rowA[j] >> 8) & 0xf; - const int rowAb1 = (rowA[k] >> 8) & 0xf; - const int rowBb0 = (rowB[j] >> 8) & 0xf; - const int rowBb1 = (rowB[k] >> 8) & 0xf; - const int rowCb0 = (rowC[j] >> 8) & 0xf; - const int rowCb1 = (rowC[k] >> 8) & 0xf; - const int rowDb0 = (rowD[j] >> 8) & 0xf; - const int rowDb1 = (rowD[k] >> 8) & 0xf; - const int rowAa0 = (rowA[j] >> 12) & 0xf; - const int rowAa1 = (rowA[k] >> 12) & 0xf; - const int rowBa0 = (rowB[j] >> 12) & 0xf; - const int rowBa1 = (rowB[k] >> 12) & 0xf; - const int rowCa0 = (rowC[j] >> 12) & 0xf; - const int rowCa1 = (rowC[k] >> 12) & 0xf; - const int rowDa0 = (rowD[j] >> 12) & 0xf; - const int rowDa1 = (rowD[k] >> 12) & 0xf; - const int r = FILTER_SUM_3D(rowAr0, rowAr1, rowBr0, rowBr1, - rowCr0, rowCr1, rowDr0, rowDr1); - const int g = FILTER_SUM_3D(rowAg0, rowAg1, rowBg0, rowBg1, - rowCg0, rowCg1, rowDg0, rowDg1); - const int b = FILTER_SUM_3D(rowAb0, rowAb1, rowBb0, rowBb1, - rowCb0, rowCb1, rowDb0, rowDb1); - const int a = FILTER_SUM_3D(rowAa0, rowAa1, rowBa0, rowBa1, - rowCa0, rowCa1, rowDa0, rowDa1); - - dst[i] = (a << 12) | (b << 8) | (g << 4) | r; - } - } - else if ((datatype == DTYPE_USHORT_1_5_5_5_REV) && (comps == 4)) { - DECLARE_ROW_POINTERS0(ushort); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x1f; - const int rowAr1 = rowA[k] & 0x1f; - const int rowBr0 = rowB[j] & 0x1f; - const int rowBr1 = rowB[k] & 0x1f; - const int rowCr0 = rowC[j] & 0x1f; - const int rowCr1 = rowC[k] & 0x1f; - const int rowDr0 = rowD[j] & 0x1f; - const int rowDr1 = rowD[k] & 0x1f; - const int rowAg0 = (rowA[j] >> 5) & 0x1f; - const int rowAg1 = (rowA[k] >> 5) & 0x1f; - const int rowBg0 = (rowB[j] >> 5) & 0x1f; - const int rowBg1 = (rowB[k] >> 5) & 0x1f; - const int rowCg0 = (rowC[j] >> 5) & 0x1f; - const int rowCg1 = (rowC[k] >> 5) & 0x1f; - const int rowDg0 = (rowD[j] >> 5) & 0x1f; - const int rowDg1 = (rowD[k] >> 5) & 0x1f; - const int rowAb0 = (rowA[j] >> 10) & 0x1f; - const int rowAb1 = (rowA[k] >> 10) & 0x1f; - const int rowBb0 = (rowB[j] >> 10) & 0x1f; - const int rowBb1 = (rowB[k] >> 10) & 0x1f; - const int rowCb0 = (rowC[j] >> 10) & 0x1f; - const int rowCb1 = (rowC[k] >> 10) & 0x1f; - const int rowDb0 = (rowD[j] >> 10) & 0x1f; - const int rowDb1 = (rowD[k] >> 10) & 0x1f; - const int rowAa0 = (rowA[j] >> 15) & 0x1; - const int rowAa1 = (rowA[k] >> 15) & 0x1; - const int rowBa0 = (rowB[j] >> 15) & 0x1; - const int rowBa1 = (rowB[k] >> 15) & 0x1; - const int rowCa0 = (rowC[j] >> 15) & 0x1; - const int rowCa1 = (rowC[k] >> 15) & 0x1; - const int rowDa0 = (rowD[j] >> 15) & 0x1; - const int rowDa1 = (rowD[k] >> 15) & 0x1; - const int r = FILTER_SUM_3D(rowAr0, rowAr1, rowBr0, rowBr1, - rowCr0, rowCr1, rowDr0, rowDr1); - const int g = FILTER_SUM_3D(rowAg0, rowAg1, rowBg0, rowBg1, - rowCg0, rowCg1, rowDg0, rowDg1); - const int b = FILTER_SUM_3D(rowAb0, rowAb1, rowBb0, rowBb1, - rowCb0, rowCb1, rowDb0, rowDb1); - const int a = FILTER_SUM_3D(rowAa0, rowAa1, rowBa0, rowBa1, - rowCa0, rowCa1, rowDa0, rowDa1); - - dst[i] = (a << 15) | (b << 10) | (g << 5) | r; - } - } - else if ((datatype == DTYPE_UBYTE_3_3_2) && (comps == 3)) { - DECLARE_ROW_POINTERS0(ushort); - - for (i = j = 0, k = k0; i < (uint) dstWidth; - i++, j += colStride, k += colStride) { - const int rowAr0 = rowA[j] & 0x3; - const int rowAr1 = rowA[k] & 0x3; - const int rowBr0 = rowB[j] & 0x3; - const int rowBr1 = rowB[k] & 0x3; - const int rowCr0 = rowC[j] & 0x3; - const int rowCr1 = rowC[k] & 0x3; - const int rowDr0 = rowD[j] & 0x3; - const int rowDr1 = rowD[k] & 0x3; - const int rowAg0 = (rowA[j] >> 2) & 0x7; - const int rowAg1 = (rowA[k] >> 2) & 0x7; - const int rowBg0 = (rowB[j] >> 2) & 0x7; - const int rowBg1 = (rowB[k] >> 2) & 0x7; - const int rowCg0 = (rowC[j] >> 2) & 0x7; - const int rowCg1 = (rowC[k] >> 2) & 0x7; - const int rowDg0 = (rowD[j] >> 2) & 0x7; - const int rowDg1 = (rowD[k] >> 2) & 0x7; - const int rowAb0 = (rowA[j] >> 5) & 0x7; - const int rowAb1 = (rowA[k] >> 5) & 0x7; - const int rowBb0 = (rowB[j] >> 5) & 0x7; - const int rowBb1 = (rowB[k] >> 5) & 0x7; - const int rowCb0 = (rowC[j] >> 5) & 0x7; - const int rowCb1 = (rowC[k] >> 5) & 0x7; - const int rowDb0 = (rowD[j] >> 5) & 0x7; - const int rowDb1 = (rowD[k] >> 5) & 0x7; - const int r = FILTER_SUM_3D(rowAr0, rowAr1, rowBr0, rowBr1, - rowCr0, rowCr1, rowDr0, rowDr1); - const int g = FILTER_SUM_3D(rowAg0, rowAg1, rowBg0, rowBg1, - rowCg0, rowCg1, rowDg0, rowDg1); - const int b = FILTER_SUM_3D(rowAb0, rowAb1, rowBb0, rowBb1, - rowCb0, rowCb1, rowDb0, rowDb1); - dst[i] = (b << 5) | (g << 2) | r; - } - } - else { - debug_printf("bad format in do_row_3D()"); - } -} - - - -static void -format_to_type_comps(enum pipe_format pformat, - enum dtype *datatype, uint *comps) -{ - /* XXX I think this could be implemented in terms of the pf_*() functions */ - switch (pformat) { - case PIPE_FORMAT_B8G8R8A8_UNORM: - case PIPE_FORMAT_B8G8R8X8_UNORM: - case PIPE_FORMAT_A8R8G8B8_UNORM: - case PIPE_FORMAT_X8R8G8B8_UNORM: - case PIPE_FORMAT_A8B8G8R8_SRGB: - case PIPE_FORMAT_X8B8G8R8_SRGB: - case PIPE_FORMAT_B8G8R8A8_SRGB: - case PIPE_FORMAT_B8G8R8X8_SRGB: - case PIPE_FORMAT_A8R8G8B8_SRGB: - case PIPE_FORMAT_X8R8G8B8_SRGB: - case PIPE_FORMAT_R8G8B8_SRGB: - *datatype = DTYPE_UBYTE; - *comps = 4; - return; - case PIPE_FORMAT_B5G5R5X1_UNORM: - case PIPE_FORMAT_B5G5R5A1_UNORM: - *datatype = DTYPE_USHORT_1_5_5_5_REV; - *comps = 4; - return; - case PIPE_FORMAT_B4G4R4A4_UNORM: - *datatype = DTYPE_USHORT_4_4_4_4; - *comps = 4; - return; - case PIPE_FORMAT_B5G6R5_UNORM: - *datatype = DTYPE_USHORT_5_6_5; - *comps = 3; - return; - case PIPE_FORMAT_L8_UNORM: - case PIPE_FORMAT_L8_SRGB: - case PIPE_FORMAT_A8_UNORM: - case PIPE_FORMAT_I8_UNORM: - *datatype = DTYPE_UBYTE; - *comps = 1; - return; - case PIPE_FORMAT_L8A8_UNORM: - case PIPE_FORMAT_L8A8_SRGB: - *datatype = DTYPE_UBYTE; - *comps = 2; - return; - default: - assert(0); - *datatype = DTYPE_UBYTE; - *comps = 0; - break; - } -} - - -static void -reduce_1d(enum pipe_format pformat, - int srcWidth, const ubyte *srcPtr, - int dstWidth, ubyte *dstPtr) -{ - enum dtype datatype; - uint comps; - - format_to_type_comps(pformat, &datatype, &comps); - - /* we just duplicate the input row, kind of hack, saves code */ - do_row(datatype, comps, - srcWidth, srcPtr, srcPtr, - dstWidth, dstPtr); -} - - -/** - * Strides are in bytes. If zero, it'll be computed as width * bpp. - */ -static void -reduce_2d(enum pipe_format pformat, - int srcWidth, int srcHeight, - int srcRowStride, const ubyte *srcPtr, - int dstWidth, int dstHeight, - int dstRowStride, ubyte *dstPtr) -{ - enum dtype datatype; - uint comps; - const int bpt = util_format_get_blocksize(pformat); - const ubyte *srcA, *srcB; - ubyte *dst; - int row; - - format_to_type_comps(pformat, &datatype, &comps); - - if (!srcRowStride) - srcRowStride = bpt * srcWidth; - - if (!dstRowStride) - dstRowStride = bpt * dstWidth; - - /* Compute src and dst pointers */ - srcA = srcPtr; - if (srcHeight > 1) - srcB = srcA + srcRowStride; - else - srcB = srcA; - dst = dstPtr; - - for (row = 0; row < dstHeight; row++) { - do_row(datatype, comps, - srcWidth, srcA, srcB, - dstWidth, dst); - srcA += 2 * srcRowStride; - srcB += 2 * srcRowStride; - dst += dstRowStride; - } -} - - -static void -reduce_3d(enum pipe_format pformat, - int srcWidth, int srcHeight, int srcDepth, - int srcRowStride, int srcImageStride, const ubyte *srcPtr, - int dstWidth, int dstHeight, int dstDepth, - int dstRowStride, int dstImageStride, ubyte *dstPtr) -{ - const int bpt = util_format_get_blocksize(pformat); - int img, row; - int srcImageOffset, srcRowOffset; - enum dtype datatype; - uint comps; - - format_to_type_comps(pformat, &datatype, &comps); - - /* XXX I think we should rather assert those strides */ - if (!srcImageStride) - srcImageStride = srcWidth * srcHeight * bpt; - if (!dstImageStride) - dstImageStride = dstWidth * dstHeight * bpt; - - if (!srcRowStride) - srcRowStride = srcWidth * bpt; - if (!dstRowStride) - dstRowStride = dstWidth * bpt; - - /* Offset between adjacent src images to be averaged together */ - srcImageOffset = (srcDepth == dstDepth) ? 0 : srcImageStride; - - /* Offset between adjacent src rows to be averaged together */ - srcRowOffset = (srcHeight == dstHeight) ? 0 : srcRowStride; - - /* - * Need to average together up to 8 src pixels for each dest pixel. - * Break that down into 3 operations: - * 1. take two rows from source image and average them together. - * 2. take two rows from next source image and average them together. - * 3. take the two averaged rows and average them for the final dst row. - */ - - /* - printf("mip3d %d x %d x %d -> %d x %d x %d\n", - srcWidth, srcHeight, srcDepth, dstWidth, dstHeight, dstDepth); - */ - - for (img = 0; img < dstDepth; img++) { - /* first source image pointer */ - const ubyte *imgSrcA = srcPtr - + img * (srcImageStride + srcImageOffset); - /* second source image pointer */ - const ubyte *imgSrcB = imgSrcA + srcImageOffset; - /* address of the dest image */ - ubyte *imgDst = dstPtr + img * dstImageStride; - - /* setup the four source row pointers and the dest row pointer */ - const ubyte *srcImgARowA = imgSrcA; - const ubyte *srcImgARowB = imgSrcA + srcRowOffset; - const ubyte *srcImgBRowA = imgSrcB; - const ubyte *srcImgBRowB = imgSrcB + srcRowOffset; - ubyte *dstImgRow = imgDst; - - for (row = 0; row < dstHeight; row++) { - do_row_3D(datatype, comps, srcWidth, - srcImgARowA, srcImgARowB, - srcImgBRowA, srcImgBRowB, - dstWidth, dstImgRow); - - /* advance to next rows */ - srcImgARowA += srcRowStride + srcRowOffset; - srcImgARowB += srcRowStride + srcRowOffset; - srcImgBRowA += srcRowStride + srcRowOffset; - srcImgBRowB += srcRowStride + srcRowOffset; - dstImgRow += dstImageStride; - } - } -} - - - - -static void -make_1d_mipmap(struct gen_mipmap_state *ctx, - struct pipe_resource *pt, - uint layer, uint baseLevel, uint lastLevel) -{ - struct pipe_context *pipe = ctx->pipe; - uint dstLevel; - - for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { - const uint srcLevel = dstLevel - 1; - struct pipe_transfer *srcTrans, *dstTrans; - void *srcMap, *dstMap; - - srcMap = pipe_transfer_map(pipe, pt, srcLevel, layer, - PIPE_TRANSFER_READ, 0, 0, - u_minify(pt->width0, srcLevel), - u_minify(pt->height0, srcLevel), &srcTrans); - dstMap = pipe_transfer_map(pipe, pt, dstLevel, layer, - PIPE_TRANSFER_WRITE, 0, 0, - u_minify(pt->width0, dstLevel), - u_minify(pt->height0, dstLevel), &dstTrans); - - reduce_1d(pt->format, - srcTrans->box.width, srcMap, - dstTrans->box.width, dstMap); - - pipe->transfer_unmap(pipe, srcTrans); - pipe->transfer_unmap(pipe, dstTrans); - } -} - - -static void -make_2d_mipmap(struct gen_mipmap_state *ctx, - struct pipe_resource *pt, - uint layer, uint baseLevel, uint lastLevel) -{ - struct pipe_context *pipe = ctx->pipe; - uint dstLevel; - - assert(util_format_get_blockwidth(pt->format) == 1); - assert(util_format_get_blockheight(pt->format) == 1); - - for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { - const uint srcLevel = dstLevel - 1; - struct pipe_transfer *srcTrans, *dstTrans; - ubyte *srcMap, *dstMap; - - srcMap = pipe_transfer_map(pipe, pt, srcLevel, layer, - PIPE_TRANSFER_READ, 0, 0, - u_minify(pt->width0, srcLevel), - u_minify(pt->height0, srcLevel), &srcTrans); - dstMap = pipe_transfer_map(pipe, pt, dstLevel, layer, - PIPE_TRANSFER_WRITE, 0, 0, - u_minify(pt->width0, dstLevel), - u_minify(pt->height0, dstLevel), &dstTrans); - - reduce_2d(pt->format, - srcTrans->box.width, srcTrans->box.height, - srcTrans->stride, srcMap, - dstTrans->box.width, dstTrans->box.height, - dstTrans->stride, dstMap); - - pipe->transfer_unmap(pipe, srcTrans); - pipe->transfer_unmap(pipe, dstTrans); - } -} - - -/* XXX looks a bit more like it could work now but need to test */ -static void -make_3d_mipmap(struct gen_mipmap_state *ctx, - struct pipe_resource *pt, - uint face, uint baseLevel, uint lastLevel) -{ - struct pipe_context *pipe = ctx->pipe; - uint dstLevel; - struct pipe_box src_box, dst_box; - - assert(util_format_get_blockwidth(pt->format) == 1); - assert(util_format_get_blockheight(pt->format) == 1); - - src_box.x = src_box.y = src_box.z = 0; - dst_box.x = dst_box.y = dst_box.z = 0; - - for (dstLevel = baseLevel + 1; dstLevel <= lastLevel; dstLevel++) { - const uint srcLevel = dstLevel - 1; - struct pipe_transfer *srcTrans, *dstTrans; - ubyte *srcMap, *dstMap; - struct pipe_box src_box, dst_box; - src_box.width = u_minify(pt->width0, srcLevel); - src_box.height = u_minify(pt->height0, srcLevel); - src_box.depth = u_minify(pt->depth0, srcLevel); - dst_box.width = u_minify(pt->width0, dstLevel); - dst_box.height = u_minify(pt->height0, dstLevel); - dst_box.depth = u_minify(pt->depth0, dstLevel); - - srcMap = pipe->transfer_map(pipe, pt, srcLevel, - PIPE_TRANSFER_READ, - &src_box, &srcTrans); - dstMap = pipe->transfer_map(pipe, pt, dstLevel, - PIPE_TRANSFER_WRITE, - &dst_box, &dstTrans); - - reduce_3d(pt->format, - srcTrans->box.width, srcTrans->box.height, srcTrans->box.depth, - srcTrans->stride, srcTrans->layer_stride, srcMap, - dstTrans->box.width, dstTrans->box.height, dstTrans->box.depth, - dstTrans->stride, dstTrans->layer_stride, dstMap); - - pipe->transfer_unmap(pipe, srcTrans); - pipe->transfer_unmap(pipe, dstTrans); - } -} - - -static void -fallback_gen_mipmap(struct gen_mipmap_state *ctx, - struct pipe_resource *pt, - uint layer, uint baseLevel, uint lastLevel) -{ - switch (pt->target) { - case PIPE_TEXTURE_1D: - make_1d_mipmap(ctx, pt, layer, baseLevel, lastLevel); - break; - case PIPE_TEXTURE_2D: - case PIPE_TEXTURE_RECT: - case PIPE_TEXTURE_CUBE: - make_2d_mipmap(ctx, pt, layer, baseLevel, lastLevel); - break; - case PIPE_TEXTURE_3D: - make_3d_mipmap(ctx, pt, layer, baseLevel, lastLevel); - break; - default: - assert(0); - } -} - - /** * Create a mipmap generation context. * The idea is to create one of these and re-use it each time we need to @@ -1534,7 +375,8 @@ util_gen_mipmap(struct gen_mipmap_state *ctx, pt->nr_samples, is_depth ? PIPE_BIND_DEPTH_STENCIL : PIPE_BIND_RENDER_TARGET)) { - fallback_gen_mipmap(ctx, pt, face, baseLevel, lastLevel); + /* The caller should check if the format is renderable. */ + assert(0); return; } |